Two skydivers, impaled by the same fence post, are rushed to the ER; multiple patrons from a dance club suddenly stop breathing and Dr. Jasper must determine the cause; and a bride-to-be may miss her wedding after her finger gets stuck in a make-up jar.
A hospital worker feels like she's dying, but doctors find nothing wrong; a physician's young son is a patient in her own ER, demanding her attention while she's treating others; a woman's hobby of wild mushroom picking sends her to the ER.
A man is rushed to the ER, apparently clawed by a tiger, but he won't reveal the real source of his injuries; a patient says he's been shot in the head, but the bullet is nowhere to be found; a woman is brain dead, but one doctor thinks she can be saved.
A man arrives in the ER with blue skin and the doctor has no idea what's causing it; a teenage girl has abdominal pains that doctors have been unable to diagnose for years; and a doctor struggles to save the life of the only survivor of a plane crash.
The real reason behind a teenager's bulging tummy and stomach pains shocks nurses, doctors, and even her meddling Mom; a delirious man yelling for his "car", reveals clues about his own attempted murder; and a college coed mysteriously stops breathing.
A man comes to the ER thinking he's constipated, but his condition is life-threatening, a doctor treating a young woman in cardiac arrest discovers she's treating two patients in one; and a patient's family is clueless and a doctor could use some help.
A college student is dropped off at the ER with her face covered in a plaster mask; doctors are baffled when a stroke patient's heart keeps stopping and restarting without intervention; two teens arrive separately with bizarre symptoms that are similar.
An injured ER doctor puts on a show to stop a patient's violent outbursts; a man's heart fails as his daughter and girlfriend fight; on Christmas Eve, the family of a patient with severe burns prays for a miracle
A newlywed's hand gets stuck in a kitchen appliance and a college student is tormented by an injury down under; a heavy drinker is now sober and experiencing life-threatening complications; and a woman appears to only have blood flow to half of her brain